CN216805055U

CN216805055U - Balanced suspension and car

Info

Publication number: CN216805055U
Application number: CN202220352913.XU
Authority: CN
Inventors: 周瑜; 周立斌; 刘福生; 李建华; 于宁
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-06-24
Anticipated expiration: 2032-02-22

Abstract

The utility model belongs to the technical field of automobile parts and discloses a balanced suspension and an automobile, wherein the balanced suspension comprises a crossbeam main body and a supporting arm which are integrally arranged, the supporting arm is arranged at the lower end of the crossbeam main body, the two sides of the crossbeam main body in the radial direction are respectively provided with a first connecting hole, the two ends of the crossbeam main body in the axial direction are respectively and integrally provided with a mounting plate, a V rod is connected to the crossbeam main body through the first connecting holes, longitudinal beams are vertically arranged with the crossbeam main body, and two longitudinal beams which are arranged in parallel are respectively connected to the mounting plates at the two ends; the automobile comprises the balance suspension. Crossbeam main part and the integrative setting of support arm to the integration has the first connecting hole that is used for installing the V pole and the mounting panel that is used for installing the longeron, has reduced the part quantity of balanced suspension, and the dismouting of being convenient for has improved structural strength.

Description

Balanced suspension and car

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a balanced suspension and an automobile.

Background

The balance suspension system is widely applied to heavy-duty cargos and dump trucks, and as shown in fig. 1, the balance suspension system in the prior art is composed of a split V-shaped rod 21, a longitudinal beam 3, a balance suspension bracket 4, a cross beam 5 and a V-shaped rod small-end bracket 6, the V-shaped rod 21 is connected with the longitudinal beam 3 through the V-shaped rod small-end bracket 6, the balance suspension bracket 4 is connected with the ventral surface of the longitudinal beam 3 through a bolt, and the balance suspension bracket 4 is connected with the lower wing surface of the cross beam 5 through a bolt. On one hand, the mounting structure is complex and the disassembly and the assembly are difficult; on the other hand, when the balanced suspension bracket 4 is connected with the lower wing surface of the cross beam 5, a connection gap occurs, so that the risk of loosening and breaking bolts exists when the vehicle runs.

In view of the above situation, it is necessary to design a balanced suspension and a vehicle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

One object of the present invention is: the utility model provides a balanced suspension can reduce part quantity, the dismouting of being convenient for to structural strength has been improved.

Another object of the utility model is: an automobile is provided, which comprises the balance suspension.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in one aspect, a counterbalanced suspension is disclosed, comprising:

the beam assembly comprises a beam main body and a supporting arm which are integrally arranged, the supporting arm is arranged at the lower end of the beam main body, first connecting holes are respectively formed in two sides of the beam main body along the radial direction, and mounting plates are respectively integrally arranged at two ends of the beam main body along the axial direction;

a V-bar connected to the cross beam main body through the first connection hole;

and the longitudinal beams are perpendicular to the beam main body, and the two parallel longitudinal beams are respectively connected to the mounting plates at the two ends.

As a preferable scheme, a reinforcing rib is arranged on one side of the supporting arm, which is far away from the longitudinal beam, and the reinforcing rib is connected to the lower end of the cross beam main body.

As a preferable scheme, a base plate is arranged on one side of the supporting arm close to the longitudinal beam, and the reinforcing ribs are arranged on the base plate at intervals.

Preferably, the substrate is connected to the mounting plate, and a transition surface from the substrate to the mounting plate is configured as a smooth curved surface.

Preferably, the crossbeam main body is provided with a hollow elliptic cylinder structure.

Preferably, the mounting plate is provided with a plurality of second connecting holes, and bolts penetrate through the second connecting holes and are connected to the longitudinal beam to mount the longitudinal beam on the mounting plate.

As a preferable scheme, a third connecting hole is formed in the beam main body, and the third connecting hole is used for installing a valve assembly.

As a preferable scheme, a balance shaft is integrally arranged on the supporting arm, and the balance shaft is of a hollow cylindrical structure.

As a preferred scheme, the tail end of the V-bar is rotatably provided with an adapter bar in a penetrating manner, and a bolt penetrates through the adapter bar and is connected to the first connecting hole so as to fix the adapter bar to the beam main body.

In another aspect, an automobile is further disclosed, and the automobile comprises the balance suspension.

The utility model has the beneficial effects that: the utility model provides a balanced suspension and car, balanced suspension simplify five parts among the prior art into three parts of beam assembly, V pole and longeron, when the installation, only need with the V pole through first connecting hole connect in the crossbeam main part, connect the longeron in the mounting panel at both ends can, the dismouting is simple to support arm and crossbeam main part are integrative to be set up, have eliminated the gap between the part, and structural strength is high.

Drawings

The utility model is explained in more detail below with reference to the figures and examples.

FIG. 1 is a schematic diagram of a prior art counterbalanced suspension;

FIG. 2 is a schematic structural diagram of a counterbalanced suspension according to an embodiment;

fig. 3 is a schematic structural view of the beam assembly.

In fig. 1 to 3:

1. a beam assembly; 11. a beam main body; 111. a first connection hole; 112. mounting a plate; 1121. a second connection hole; 113. a third connection hole; 12. a support arm; 121. a substrate; 122. reinforcing ribs; 123. a balance shaft;

21. a V-bar; 22. a transfer lever;

3. a longitudinal beam;

4. a balanced suspension bracket;

5. a cross beam;

6. v pole tip support.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1, the prior art balance suspension includes a V-rod 21, a longitudinal beam 3, a balance suspension bracket 4, a cross beam 5 and a V-rod small end bracket 6, the V-rod 21 is connected with the longitudinal beam 3 through the V-rod small end bracket 6, the balance suspension bracket 4 is connected with the inner side wall of the longitudinal beam 3 through a bolt, the balance suspension bracket 4 is connected with the lower end of the cross beam 5 through a bolt, the balance suspension is formed by assembling five parts, the assembly and disassembly are difficult, and due to part processing errors, a gap exists between the balance suspension bracket 4 and the cross beam 5, so that the risk of bolt looseness and even breakage exists when the vehicle runs. Based on this current situation, this implementation provides a balanced suspension, only comprises crossbeam subassembly 1, V pole 21 and longeron 3 three parts, and the dismouting of being convenient for, crossbeam main part 11 and support arm 12 integrated into one piece eliminate the fit-up gap, have improved structural strength.

Specifically, as shown in fig. 2, the balanced suspension includes a cross beam assembly 1, V-bars 21 and longitudinal beams 3, the cross beam assembly 1 includes a cross beam main body 11 and support arms 12 which are integrally formed, assembly gaps are eliminated, and the structural strength is high, the two support arms 12 are respectively disposed at the left and right lower ends of the cross beam main body 11 to support the cross beam main body 11, two sets of first connection holes 111 are respectively symmetrically disposed at two sides of the cross beam main body 11 along the radial direction, the first connection holes 111 of this embodiment are disposed in pairs, but in other embodiments, the first connection holes 111 may be disposed singly, the first connection holes 111 are disposed on bosses at the side walls of the cross beam main body 11, two mounting plates 112 are respectively symmetrically disposed at two ends of the cross beam main body 11 along the axial direction, the mounting plates 112 are perpendicular to the extending direction of the cross beam main body 11, bolts penetrate through the V-bars 21 to connect the two V-bars 21 to the cross beam main body 11 through the first connection holes 111 at two sides, the two longitudinal beams 3 disposed in parallel are perpendicular to the cross beam main body 11, the two longitudinal beams 3 are connected to the mounting plates 112 at both ends, respectively, to be mounted to both ends of the cross member main body 11. When the balanced suspension of installation, connect V pole 21 in crossbeam main part 11 through first connecting hole 111, connect two longerons 3 respectively in the mounting panel 112 at both ends can, the dismouting is simple, and the balanced suspension of this embodiment reduces five parts of prior art into three part, and connecting bolt reduces 60%, reduces workman's intensity of labour by a wide margin, and the installation station is 2 stations by 3 original station essence reductions, effectively shortens assembly line length, has improved assembly efficiency.

As shown in fig. 3, a reinforcing rib 122 is arranged on one side of the supporting arm 12 departing from the longitudinal beam 3, mounting platforms are integrally arranged at the upper ends of the reinforcing ribs 122, two ends of the beam main body 11 are integrally formed on the two mounting platforms respectively, the distribution of the reinforcing ribs 122 meets the requirement of topology optimization, and the structural strength is high. Further, one side of the supporting arm 12 close to the longitudinal beam 3 is provided with a base plate 121, the number of the reinforcing ribs 122 can be set according to actual needs, the embodiment is provided with three reinforcing ribs 122, the three reinforcing ribs 122 are arranged on one side of the base plate 121 departing from the longitudinal beam 3 at intervals, and gaps exist between the reinforcing ribs 122 and the reinforcing ribs 122, so that the overall weight of the balance suspension is reduced.

In this embodiment, the substrate 121 is connected to the lower end of the mounting plate 112, and the transition surface between the substrate 121 and the mounting plate 112 is a concave smooth curved surface, so as to eliminate the concentrated stress formed by integrally forming the support arm 12 and the beam main body 11, and the structural strength is high.

Specifically, the cross member main body 11 is provided as a hollow structure, and the cross sectional pattern of the cross member main body 11 is provided as an oval, so that the torsional rigidity of the rear portion of the vehicle frame can be improved.

In this embodiment, the mounting plate 112 is provided with a plurality of second connection holes 1121 which are distributed in a diamond shape or a rectangular shape, the specific number of the second connection holes 1121 can be set according to actual needs, and the bolts penetrate through the second connection holes 1121 in a one-to-one correspondence manner and are connected to the longitudinal beams 3, so that the longitudinal beams 3 are mounted on the mounting plate 112.

Specifically, a third connection hole 113 is further formed in the beam main body 11, the third connection holes 113 are distributed in the peripheral portion of the beam main body 11 along the axial direction of the beam main body 11, the specific number of the third connection holes 113 can be set according to actual needs, and the valve assembly is installed on the beam main body 11 through the third connection hole 113.

In this embodiment, one of the supporting arms 12 is integrally provided with a balance shaft 123, the balance shaft 123 is disposed on the substrate 121 and extends along a side of the substrate 121 away from the stiffener 122, the balance shaft 123 is configured to be a hollow cylindrical structure, and the balance shaft 123 and the supporting arm 12 are integrally formed to improve the assembly precision of the balanced suspension.

In this embodiment, the bearing is installed to the end of V pole 21, and in the switching pole 22 rotated to wear to locate the bearing, the through-hole with two first connecting holes 111 one-to-one was seted up respectively at the both ends of switching pole 22, and the bolt runs through-hole and threaded connection in first connecting hole 111 to rotate V pole 21 and install on crossbeam main part 11, simple structure.

The embodiment also provides an automobile which comprises the balance suspension, the balance suspension is composed of the V rod 21, the longitudinal beam 3 and the integrally formed cross beam component 1, the assembly is simple, the assembly gap between parts is small, and the middle rear part of the automobile frame assembly is guaranteed to have reliable rigidity and structural strength.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A counterbalanced suspension, comprising:

the beam assembly (1) comprises a beam main body (11) and a supporting arm (12) which are integrally arranged, wherein the supporting arm (12) is arranged at the lower end of the beam main body (11), the two sides of the beam main body (11) in the radial direction are respectively provided with a first connecting hole (111), and the two ends of the beam main body (11) in the axial direction are respectively and integrally provided with a mounting plate (112);

a V-bar (21) connected to the cross beam main body (11) through the first connection hole (111);

the longitudinal beam (3) is perpendicular to the beam main body (11), and the two parallel longitudinal beams (3) are connected to the mounting plates (112) at two ends respectively.

2. The balanced suspension according to claim 1, characterized in that the side of the supporting arm (12) facing away from the longitudinal beam (3) is provided with a reinforcement (122), which reinforcement (122) is connected to the lower end of the transverse beam body (11).

3. The balanced suspension according to claim 2, characterized in that the side of the supporting arm (12) adjacent to the longitudinal beam (3) is provided with a base plate (121), and the reinforcing ribs (122) are arranged at intervals on the base plate (121).

4. The balanced suspension according to claim 3, characterized in that the base plate (121) is connected to the mounting plate (112), and the transition surface of the base plate (121) to the mounting plate (112) is configured as a round and smooth curved surface.

5. The balanced suspension according to claim 1, characterized in that the cross-beam body (11) is provided as a hollow elliptic cylinder structure.

6. The balanced suspension according to claim 5, characterized in that the mounting plate (112) is provided with a plurality of second attachment holes (1121), and that bolts are passed through the second attachment holes (1121) and attached to the longitudinal beams (3) to attach the longitudinal beams (3) to the mounting plate (112).

7. The balanced suspension according to claim 1, characterized in that the beam body (11) is provided with a third connecting hole (113), and the third connecting hole (113) is used for installing a valve assembly.

8. The balanced suspension according to claim 1, characterized in that the supporting arm (12) is integrally provided with a balancing shaft (123), the balancing shaft (123) being provided as a hollow cylindrical structure.

9. The balanced suspension according to claim 1, characterized in that the end of the V-rod (21) is rotatably provided with an adapter rod (22), a bolt passing through the adapter rod (22) and being connected to the first connection hole (111) to fix the adapter rod (22) to the cross beam main body (11).

10. An automobile comprising a counterbalanced suspension as claimed in any of claims 1 to 9.